Enable SkiaPipelines to interoperate with existing GlesDriver configs.

Test: hwui unit tests
Change-Id: Icd94d0e21130d86fb5514801f999d0018a69e151

libs/hwui/debug/GlesDriver.cpp

@@ -36,6 +36,11 @@ std::unique_ptr<GlesDriver> GlesDriver::replace(std::unique_ptr<GlesDriver>&& dr
     return ret;
 }
 
+sk_sp<const GrGLInterface> GlesDriver::getSkiaInterface() {
+    sk_sp<const GrGLInterface> skiaInterface(GrGLCreateNativeInterface());
+    return skiaInterface;
+}
+
 } // namespace debug
 } // namespace uirenderer
 } // namespace android

libs/hwui/debug/GlesDriver.h

@@ -28,6 +28,7 @@
 #include <GLES3/gl31.h>
 #include <GLES3/gl32.h>
 
+#include <gl/GrGLInterface.h>
 #include <memory>
 
 namespace android {
@@ -39,6 +40,7 @@ namespace debug {
 class GlesDriver {
 public:
     virtual ~GlesDriver() {}
+    virtual sk_sp<const GrGLInterface> getSkiaInterface();
 
 #define GL_ENTRY(ret, api, ...) virtual ret api##_(__VA_ARGS__) = 0;
     #include "gles_decls.in"

libs/hwui/debug/NullGlesDriver.cpp

@@ -20,6 +20,11 @@ namespace android {
 namespace uirenderer {
 namespace debug {
 
+sk_sp<const GrGLInterface> NullGlesDriver::getSkiaInterface() {
+    sk_sp<const GrGLInterface> skiaInterface(GrGLCreateNullInterface());
+    return skiaInterface;
+}
+
 struct {
     GLboolean scissorEnabled;
 } gState;

libs/hwui/debug/NullGlesDriver.h

@@ -24,6 +24,8 @@ namespace debug {
 
 class NullGlesDriver : public FatalBaseDriver {
 public:
+    virtual sk_sp<const GrGLInterface> getSkiaInterface() override;
+
     virtual void glGenBuffers_(GLsizei n, GLuint *buffers) override;
     virtual void glGenFramebuffers_(GLsizei n, GLuint *framebuffers) override;
     virtual void glGenRenderbuffers_(GLsizei n, GLuint *renderbuffers) override;

libs/hwui/renderthread/EglManager.cpp

@@ -30,6 +30,10 @@
 #include <gl/GrGLInterface.h>
 #include <string>
 
+#ifdef HWUI_GLES_WRAP_ENABLED
+#include "debug/GlesDriver.h"
+#endif
+
 #define GLES_VERSION 2
 
 // Android-specific addition that is used to show when frames began in systrace
@@ -131,7 +135,12 @@ void EglManager::initialize() {
     mRenderThread.renderState().onGLContextCreated();
 
     if (Properties::getRenderPipelineType() == RenderPipelineType::SkiaGL) {
+#ifdef HWUI_GLES_WRAP_ENABLED
+        debug::GlesDriver* driver = debug::GlesDriver::get();
+        sk_sp<const GrGLInterface> glInterface(driver->getSkiaInterface());
+#else
         sk_sp<const GrGLInterface> glInterface(GrGLCreateNativeInterface());
+#endif
         LOG_ALWAYS_FATAL_IF(!glInterface.get());
 
         GrContextOptions options;